Thu, 19 Dec 2019 19:58:41 +0100
adds set operations for UcxMap
universe@103 | 1 | /* |
universe@103 | 2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
universe@103 | 3 | * |
universe@259 | 4 | * Copyright 2017 Mike Becker, Olaf Wintermann All rights reserved. |
universe@103 | 5 | * |
universe@103 | 6 | * Redistribution and use in source and binary forms, with or without |
universe@103 | 7 | * modification, are permitted provided that the following conditions are met: |
universe@103 | 8 | * |
universe@103 | 9 | * 1. Redistributions of source code must retain the above copyright |
universe@103 | 10 | * notice, this list of conditions and the following disclaimer. |
universe@103 | 11 | * |
universe@103 | 12 | * 2. Redistributions in binary form must reproduce the above copyright |
universe@103 | 13 | * notice, this list of conditions and the following disclaimer in the |
universe@103 | 14 | * documentation and/or other materials provided with the distribution. |
universe@103 | 15 | * |
universe@103 | 16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
universe@103 | 17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
universe@103 | 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
universe@103 | 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
universe@103 | 20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
universe@103 | 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
universe@103 | 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
universe@103 | 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
universe@103 | 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
universe@103 | 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
universe@103 | 26 | * POSSIBILITY OF SUCH DAMAGE. |
universe@103 | 27 | */ |
universe@103 | 28 | |
universe@251 | 29 | #include "ucx/utils.h" |
universe@251 | 30 | |
universe@140 | 31 | #include <math.h> |
olaf@142 | 32 | #include <stdio.h> |
olaf@142 | 33 | #include <limits.h> |
olaf@142 | 34 | #include <errno.h> |
universe@89 | 35 | |
universe@94 | 36 | /* COPY FUCNTIONS */ |
universe@244 | 37 | void* ucx_strcpy(const void* s, void* data) { |
universe@244 | 38 | const char *str = (const char*) s; |
universe@94 | 39 | size_t n = 1+strlen(str); |
universe@94 | 40 | char *cpy = (char*) malloc(n); |
universe@94 | 41 | memcpy(cpy, str, n); |
universe@94 | 42 | return cpy; |
universe@94 | 43 | } |
universe@94 | 44 | |
universe@244 | 45 | void* ucx_memcpy(const void* m, void* n) { |
universe@94 | 46 | size_t k = *((size_t*)n); |
universe@94 | 47 | void *cpy = malloc(k); |
universe@94 | 48 | memcpy(cpy, m, k); |
universe@94 | 49 | return cpy; |
universe@94 | 50 | } |
universe@94 | 51 | |
universe@222 | 52 | size_t ucx_stream_bncopy(void *src, void *dest, read_func readfnc, |
universe@140 | 53 | write_func writefnc, char* buf, size_t bufsize, size_t n) { |
universe@140 | 54 | if(n == 0 || bufsize == 0) { |
universe@140 | 55 | return 0; |
universe@140 | 56 | } |
universe@140 | 57 | |
universe@181 | 58 | char *lbuf; |
universe@140 | 59 | size_t ncp = 0; |
universe@181 | 60 | |
universe@181 | 61 | if(buf) { |
universe@181 | 62 | lbuf = buf; |
universe@181 | 63 | } else { |
universe@181 | 64 | lbuf = (char*)malloc(bufsize); |
universe@181 | 65 | if(lbuf == NULL) { |
universe@140 | 66 | return 0; |
universe@140 | 67 | } |
universe@140 | 68 | } |
universe@140 | 69 | |
universe@140 | 70 | size_t r; |
universe@140 | 71 | size_t rn = bufsize > n ? n : bufsize; |
universe@181 | 72 | while((r = readfnc(lbuf, 1, rn, src)) != 0) { |
universe@181 | 73 | r = writefnc(lbuf, 1, r, dest); |
universe@140 | 74 | ncp += r; |
universe@140 | 75 | n -= r; |
universe@140 | 76 | rn = bufsize > n ? n : bufsize; |
universe@140 | 77 | if(r == 0 || n == 0) { |
universe@140 | 78 | break; |
universe@140 | 79 | } |
universe@140 | 80 | } |
universe@140 | 81 | |
universe@181 | 82 | if (lbuf != buf) { |
universe@181 | 83 | free(lbuf); |
universe@181 | 84 | } |
universe@181 | 85 | |
universe@140 | 86 | return ncp; |
universe@140 | 87 | } |
universe@140 | 88 | |
olaf@142 | 89 | /* COMPARE FUNCTIONS */ |
universe@94 | 90 | |
universe@308 | 91 | int ucx_cmp_str(const void *s1, const void *s2, void *data) { |
universe@244 | 92 | return strcmp((const char*)s1, (const char*)s2); |
universe@89 | 93 | } |
universe@89 | 94 | |
universe@309 | 95 | int ucx_cmp_strn(const void *s1, const void *s2, void *n) { |
universe@244 | 96 | return strncmp((const char*)s1, (const char*)s2, *((size_t*) n)); |
universe@89 | 97 | } |
universe@89 | 98 | |
universe@310 | 99 | int ucx_cmp_sstr(const void *s1, const void *s2, void *data) { |
universe@292 | 100 | sstr_t a = *(const sstr_t*) s1; |
universe@292 | 101 | sstr_t b = *(const sstr_t*) s2; |
universe@292 | 102 | return sstrcmp(a, b); |
universe@292 | 103 | } |
universe@292 | 104 | |
universe@314 | 105 | int ucx_cmp_int(const void *i1, const void *i2, void *data) { |
universe@244 | 106 | int a = *((const int*) i1); |
universe@244 | 107 | int b = *((const int*) i2); |
universe@89 | 108 | if (a == b) { |
universe@89 | 109 | return 0; |
universe@89 | 110 | } else { |
universe@89 | 111 | return a < b ? -1 : 1; |
universe@89 | 112 | } |
universe@89 | 113 | } |
universe@89 | 114 | |
universe@314 | 115 | int ucx_cmp_longint(const void *i1, const void *i2, void *data) { |
universe@349 | 116 | long int a = *((const long int*) i1); |
universe@349 | 117 | long int b = *((const long int*) i2); |
universe@349 | 118 | if (a == b) { |
universe@349 | 119 | return 0; |
universe@349 | 120 | } else { |
universe@349 | 121 | return a < b ? -1 : 1; |
universe@349 | 122 | } |
universe@349 | 123 | } |
universe@349 | 124 | |
universe@349 | 125 | int ucx_cmp_longlong(const void *i1, const void *i2, void *data) { |
universe@349 | 126 | long long a = *((const long long*) i1); |
universe@349 | 127 | long long b = *((const long long*) i2); |
universe@349 | 128 | if (a == b) { |
universe@349 | 129 | return 0; |
universe@349 | 130 | } else { |
universe@349 | 131 | return a < b ? -1 : 1; |
universe@349 | 132 | } |
universe@349 | 133 | } |
universe@349 | 134 | |
universe@349 | 135 | int ucx_cmp_int16(const void *i1, const void *i2, void *data) { |
universe@349 | 136 | int16_t a = *((const int16_t*) i1); |
universe@349 | 137 | int16_t b = *((const int16_t*) i2); |
universe@349 | 138 | if (a == b) { |
universe@349 | 139 | return 0; |
universe@349 | 140 | } else { |
universe@349 | 141 | return a < b ? -1 : 1; |
universe@349 | 142 | } |
universe@349 | 143 | } |
universe@349 | 144 | |
universe@349 | 145 | int ucx_cmp_int32(const void *i1, const void *i2, void *data) { |
universe@349 | 146 | int32_t a = *((const int32_t*) i1); |
universe@349 | 147 | int32_t b = *((const int32_t*) i2); |
universe@349 | 148 | if (a == b) { |
universe@349 | 149 | return 0; |
universe@349 | 150 | } else { |
universe@349 | 151 | return a < b ? -1 : 1; |
universe@349 | 152 | } |
universe@349 | 153 | } |
universe@349 | 154 | |
universe@349 | 155 | int ucx_cmp_int64(const void *i1, const void *i2, void *data) { |
universe@349 | 156 | int64_t a = *((const int64_t*) i1); |
universe@349 | 157 | int64_t b = *((const int64_t*) i2); |
universe@349 | 158 | if (a == b) { |
universe@349 | 159 | return 0; |
universe@349 | 160 | } else { |
universe@349 | 161 | return a < b ? -1 : 1; |
universe@349 | 162 | } |
universe@349 | 163 | } |
universe@349 | 164 | |
universe@349 | 165 | int ucx_cmp_uint(const void *i1, const void *i2, void *data) { |
universe@349 | 166 | unsigned int a = *((const unsigned int*) i1); |
universe@349 | 167 | unsigned int b = *((const unsigned int*) i2); |
universe@349 | 168 | if (a == b) { |
universe@349 | 169 | return 0; |
universe@349 | 170 | } else { |
universe@349 | 171 | return a < b ? -1 : 1; |
universe@349 | 172 | } |
universe@349 | 173 | } |
universe@349 | 174 | |
universe@349 | 175 | int ucx_cmp_ulongint(const void *i1, const void *i2, void *data) { |
universe@349 | 176 | unsigned long int a = *((const unsigned long int*) i1); |
universe@349 | 177 | unsigned long int b = *((const unsigned long int*) i2); |
universe@349 | 178 | if (a == b) { |
universe@349 | 179 | return 0; |
universe@349 | 180 | } else { |
universe@349 | 181 | return a < b ? -1 : 1; |
universe@349 | 182 | } |
universe@349 | 183 | } |
universe@349 | 184 | |
universe@349 | 185 | int ucx_cmp_ulonglong(const void *i1, const void *i2, void *data) { |
universe@349 | 186 | unsigned long long a = *((const unsigned long long*) i1); |
universe@349 | 187 | unsigned long long b = *((const unsigned long long*) i2); |
universe@349 | 188 | if (a == b) { |
universe@349 | 189 | return 0; |
universe@349 | 190 | } else { |
universe@349 | 191 | return a < b ? -1 : 1; |
universe@349 | 192 | } |
universe@349 | 193 | } |
universe@349 | 194 | |
universe@349 | 195 | int ucx_cmp_uint16(const void *i1, const void *i2, void *data) { |
universe@349 | 196 | uint16_t a = *((const uint16_t*) i1); |
universe@349 | 197 | uint16_t b = *((const uint16_t*) i2); |
universe@349 | 198 | if (a == b) { |
universe@349 | 199 | return 0; |
universe@349 | 200 | } else { |
universe@349 | 201 | return a < b ? -1 : 1; |
universe@349 | 202 | } |
universe@349 | 203 | } |
universe@349 | 204 | |
universe@349 | 205 | int ucx_cmp_uint32(const void *i1, const void *i2, void *data) { |
universe@349 | 206 | uint32_t a = *((const uint32_t*) i1); |
universe@349 | 207 | uint32_t b = *((const uint32_t*) i2); |
universe@349 | 208 | if (a == b) { |
universe@349 | 209 | return 0; |
universe@349 | 210 | } else { |
universe@349 | 211 | return a < b ? -1 : 1; |
universe@349 | 212 | } |
universe@349 | 213 | } |
universe@349 | 214 | |
universe@349 | 215 | int ucx_cmp_uint64(const void *i1, const void *i2, void *data) { |
universe@349 | 216 | uint64_t a = *((const uint64_t*) i1); |
universe@349 | 217 | uint64_t b = *((const uint64_t*) i2); |
universe@285 | 218 | if (a == b) { |
universe@285 | 219 | return 0; |
universe@285 | 220 | } else { |
universe@285 | 221 | return a < b ? -1 : 1; |
universe@285 | 222 | } |
universe@285 | 223 | } |
universe@285 | 224 | |
universe@314 | 225 | intmax_t ucx_dist_int(const void *i1, const void *i2, void *data) { |
universe@286 | 226 | intmax_t a = *((const int*) i1); |
universe@286 | 227 | intmax_t b = *((const int*) i2); |
universe@286 | 228 | return a - b; |
universe@286 | 229 | } |
universe@286 | 230 | |
universe@314 | 231 | intmax_t ucx_dist_longint(const void *i1, const void *i2, void *data) { |
universe@286 | 232 | intmax_t a = *((const long int*) i1); |
universe@286 | 233 | intmax_t b = *((const long int*) i2); |
universe@286 | 234 | return a - b; |
universe@286 | 235 | } |
universe@286 | 236 | |
universe@349 | 237 | intmax_t ucx_dist_longlong(const void *i1, const void *i2, void *data) { |
universe@349 | 238 | intmax_t a = *((const long long*) i1); |
universe@349 | 239 | intmax_t b = *((const long long*) i2); |
universe@349 | 240 | return a - b; |
universe@349 | 241 | } |
universe@349 | 242 | |
universe@349 | 243 | intmax_t ucx_dist_int16(const void *i1, const void *i2, void *data) { |
universe@349 | 244 | intmax_t a = *((const int16_t*) i1); |
universe@349 | 245 | intmax_t b = *((const int16_t*) i2); |
universe@349 | 246 | return a - b; |
universe@349 | 247 | } |
universe@349 | 248 | |
universe@349 | 249 | intmax_t ucx_dist_int32(const void *i1, const void *i2, void *data) { |
universe@349 | 250 | intmax_t a = *((const int32_t*) i1); |
universe@349 | 251 | intmax_t b = *((const int32_t*) i2); |
universe@349 | 252 | return a - b; |
universe@349 | 253 | } |
universe@349 | 254 | |
universe@349 | 255 | intmax_t ucx_dist_int64(const void *i1, const void *i2, void *data) { |
universe@349 | 256 | intmax_t a = *((const int64_t*) i1); |
universe@349 | 257 | intmax_t b = *((const int64_t*) i2); |
universe@349 | 258 | return a - b; |
universe@349 | 259 | } |
universe@349 | 260 | |
universe@349 | 261 | intmax_t ucx_dist_uint(const void *i1, const void *i2, void *data) { |
universe@349 | 262 | uintmax_t a = *((const unsigned int*) i1); |
universe@349 | 263 | uintmax_t b = *((const unsigned int*) i2); |
universe@349 | 264 | return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a); |
universe@349 | 265 | } |
universe@349 | 266 | |
universe@349 | 267 | intmax_t ucx_dist_ulongint(const void *i1, const void *i2, void *data) { |
universe@349 | 268 | uintmax_t a = *((const unsigned long int*) i1); |
universe@349 | 269 | uintmax_t b = *((const unsigned long int*) i2); |
universe@349 | 270 | return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a); |
universe@349 | 271 | } |
universe@349 | 272 | |
universe@349 | 273 | intmax_t ucx_dist_ulonglong(const void *i1, const void *i2, void *data) { |
universe@349 | 274 | uintmax_t a = *((const unsigned long long*) i1); |
universe@349 | 275 | uintmax_t b = *((const unsigned long long*) i2); |
universe@349 | 276 | return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a); |
universe@349 | 277 | } |
universe@349 | 278 | |
universe@349 | 279 | intmax_t ucx_dist_uint16(const void *i1, const void *i2, void *data) { |
universe@349 | 280 | uintmax_t a = *((const uint16_t*) i1); |
universe@349 | 281 | uintmax_t b = *((const uint16_t*) i2); |
universe@349 | 282 | return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a); |
universe@349 | 283 | } |
universe@349 | 284 | |
universe@349 | 285 | intmax_t ucx_dist_uint32(const void *i1, const void *i2, void *data) { |
universe@349 | 286 | uintmax_t a = *((const uint32_t*) i1); |
universe@349 | 287 | uintmax_t b = *((const uint32_t*) i2); |
universe@349 | 288 | return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a); |
universe@349 | 289 | } |
universe@349 | 290 | |
universe@349 | 291 | intmax_t ucx_dist_uint64(const void *i1, const void *i2, void *data) { |
universe@349 | 292 | uintmax_t a = *((const uint64_t*) i1); |
universe@349 | 293 | uintmax_t b = *((const uint64_t*) i2); |
universe@349 | 294 | return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a); |
universe@349 | 295 | } |
universe@349 | 296 | |
universe@313 | 297 | int ucx_cmp_float(const void *f1, const void *f2, void *epsilon) { |
universe@244 | 298 | float a = *((const float*) f1); |
universe@244 | 299 | float b = *((const float*) f2); |
universe@92 | 300 | float e = !epsilon ? 1e-6f : *((float*)epsilon); |
universe@92 | 301 | if (fabsf(a - b) < e) { |
universe@92 | 302 | return 0; |
universe@92 | 303 | } else { |
universe@92 | 304 | return a < b ? -1 : 1; |
universe@92 | 305 | } |
universe@92 | 306 | } |
universe@92 | 307 | |
universe@313 | 308 | int ucx_cmp_double(const void *d1, const void *d2, void *epsilon) { |
universe@244 | 309 | double a = *((const double*) d1); |
universe@244 | 310 | double b = *((const double*) d2); |
universe@92 | 311 | double e = !epsilon ? 1e-14 : *((double*)epsilon); |
universe@92 | 312 | if (fabs(a - b) < e) { |
universe@92 | 313 | return 0; |
universe@92 | 314 | } else { |
universe@92 | 315 | return a < b ? -1 : 1; |
universe@92 | 316 | } |
universe@92 | 317 | } |
universe@92 | 318 | |
universe@312 | 319 | int ucx_cmp_ptr(const void *ptr1, const void *ptr2, void *data) { |
universe@244 | 320 | const intptr_t p1 = (const intptr_t) ptr1; |
universe@244 | 321 | const intptr_t p2 = (const intptr_t) ptr2; |
universe@194 | 322 | if (p1 == p2) { |
universe@89 | 323 | return 0; |
universe@89 | 324 | } else { |
universe@194 | 325 | return p1 < p2 ? -1 : 1; |
universe@89 | 326 | } |
universe@89 | 327 | } |
universe@91 | 328 | |
universe@311 | 329 | int ucx_cmp_mem(const void *ptr1, const void *ptr2, void *n) { |
universe@91 | 330 | return memcmp(ptr1, ptr2, *((size_t*)n)); |
universe@91 | 331 | } |
olaf@142 | 332 | |
olaf@142 | 333 | /* PRINTF FUNCTIONS */ |
olaf@142 | 334 | |
universe@150 | 335 | #ifdef va_copy |
olaf@142 | 336 | #define UCX_PRINTF_BUFSIZE 256 |
universe@150 | 337 | #else |
universe@150 | 338 | #pragma message("WARNING: C99 va_copy macro not supported by this platform" \ |
universe@150 | 339 | " - limiting ucx_*printf to 2 KiB") |
universe@150 | 340 | #define UCX_PRINTF_BUFSIZE 0x800 |
universe@150 | 341 | #endif |
olaf@142 | 342 | |
olaf@142 | 343 | int ucx_fprintf(void *stream, write_func wfc, const char *fmt, ...) { |
universe@150 | 344 | int ret; |
olaf@142 | 345 | va_list ap; |
olaf@142 | 346 | va_start(ap, fmt); |
olaf@142 | 347 | ret = ucx_vfprintf(stream, wfc, fmt, ap); |
olaf@142 | 348 | va_end(ap); |
olaf@142 | 349 | return ret; |
olaf@142 | 350 | } |
olaf@142 | 351 | |
olaf@142 | 352 | int ucx_vfprintf(void *stream, write_func wfc, const char *fmt, va_list ap) { |
olaf@142 | 353 | char buf[UCX_PRINTF_BUFSIZE]; |
universe@150 | 354 | #ifdef va_copy |
olaf@144 | 355 | va_list ap2; |
olaf@144 | 356 | va_copy(ap2, ap); |
olaf@142 | 357 | int ret = vsnprintf(buf, UCX_PRINTF_BUFSIZE, fmt, ap); |
olaf@142 | 358 | if (ret < 0) { |
olaf@142 | 359 | return ret; |
olaf@142 | 360 | } else if (ret < UCX_PRINTF_BUFSIZE) { |
olaf@142 | 361 | return (int)wfc(buf, 1, ret, stream); |
olaf@142 | 362 | } else { |
olaf@142 | 363 | if (ret == INT_MAX) { |
olaf@142 | 364 | errno = ENOMEM; |
olaf@142 | 365 | return -1; |
olaf@142 | 366 | } |
olaf@142 | 367 | |
olaf@142 | 368 | int len = ret + 1; |
olaf@142 | 369 | char *newbuf = (char*)malloc(len); |
olaf@142 | 370 | if (!newbuf) { |
olaf@142 | 371 | return -1; |
olaf@142 | 372 | } |
olaf@142 | 373 | |
olaf@144 | 374 | ret = vsnprintf(newbuf, len, fmt, ap2); |
olaf@142 | 375 | if (ret > 0) { |
olaf@142 | 376 | ret = (int)wfc(newbuf, 1, ret, stream); |
olaf@142 | 377 | } |
olaf@142 | 378 | free(newbuf); |
olaf@142 | 379 | } |
olaf@142 | 380 | return ret; |
universe@150 | 381 | #else |
universe@150 | 382 | int ret = vsnprintf(buf, UCX_PRINTF_BUFSIZE, fmt, ap); |
universe@150 | 383 | if (ret < 0) { |
universe@150 | 384 | return ret; |
universe@150 | 385 | } else if (ret < UCX_PRINTF_BUFSIZE) { |
universe@150 | 386 | return (int)wfc(buf, 1, ret, stream); |
universe@150 | 387 | } else { |
universe@150 | 388 | errno = ENOMEM; |
universe@150 | 389 | return -1; |
universe@150 | 390 | } |
universe@150 | 391 | #endif |
olaf@142 | 392 | } |
olaf@142 | 393 | |
olaf@142 | 394 | sstr_t ucx_asprintf(UcxAllocator *allocator, const char *fmt, ...) { |
olaf@142 | 395 | va_list ap; |
olaf@142 | 396 | sstr_t ret; |
olaf@142 | 397 | va_start(ap, fmt); |
olaf@142 | 398 | ret = ucx_vasprintf(allocator, fmt, ap); |
olaf@142 | 399 | va_end(ap); |
olaf@142 | 400 | return ret; |
olaf@142 | 401 | } |
olaf@142 | 402 | |
olaf@142 | 403 | sstr_t ucx_vasprintf(UcxAllocator *a, const char *fmt, va_list ap) { |
olaf@142 | 404 | sstr_t s; |
olaf@142 | 405 | s.ptr = NULL; |
olaf@142 | 406 | s.length = 0; |
universe@150 | 407 | char buf[UCX_PRINTF_BUFSIZE]; |
universe@150 | 408 | #ifdef va_copy |
olaf@144 | 409 | va_list ap2; |
olaf@144 | 410 | va_copy(ap2, ap); |
olaf@142 | 411 | int ret = vsnprintf(buf, UCX_PRINTF_BUFSIZE, fmt, ap); |
olaf@142 | 412 | if (ret > 0 && ret < UCX_PRINTF_BUFSIZE) { |
universe@173 | 413 | s.ptr = (char*)almalloc(a, ret + 1); |
universe@174 | 414 | if (s.ptr) { |
universe@174 | 415 | s.length = (size_t)ret; |
universe@174 | 416 | memcpy(s.ptr, buf, ret); |
universe@174 | 417 | s.ptr[s.length] = '\0'; |
universe@174 | 418 | } |
olaf@142 | 419 | } else if (ret == INT_MAX) { |
olaf@142 | 420 | errno = ENOMEM; |
olaf@142 | 421 | } else { |
olaf@142 | 422 | int len = ret + 1; |
universe@173 | 423 | s.ptr = (char*)almalloc(a, len); |
universe@174 | 424 | if (s.ptr) { |
universe@174 | 425 | ret = vsnprintf(s.ptr, len, fmt, ap2); |
universe@174 | 426 | if (ret < 0) { |
universe@174 | 427 | free(s.ptr); |
universe@174 | 428 | s.ptr = NULL; |
universe@174 | 429 | } else { |
universe@174 | 430 | s.length = (size_t)ret; |
universe@174 | 431 | } |
olaf@142 | 432 | } |
olaf@142 | 433 | } |
universe@150 | 434 | #else |
universe@150 | 435 | int ret = vsnprintf(buf, UCX_PRINTF_BUFSIZE, fmt, ap); |
universe@150 | 436 | if (ret > 0 && ret < UCX_PRINTF_BUFSIZE) { |
universe@173 | 437 | s.ptr = (char*)almalloc(a, ret + 1); |
universe@174 | 438 | if (s.ptr) { |
universe@174 | 439 | s.length = (size_t)ret; |
universe@174 | 440 | memcpy(s.ptr, buf, ret); |
universe@174 | 441 | s.ptr[s.length] = '\0'; |
universe@174 | 442 | } |
universe@150 | 443 | } else { |
universe@150 | 444 | errno = ENOMEM; |
universe@150 | 445 | } |
universe@150 | 446 | #endif |
olaf@142 | 447 | return s; |
olaf@142 | 448 | } |